The agency is the central research and development arm of the Department of Defense.

该机构是国防部的核心研究与开发部门。

《柯林斯英汉双解大词典》

The contract option for the shipboard communications system includes development, procurement and integration services and support, the Defense Department said.

舰载通信系统的合同内容包括：开发、采购和集成服务与保障，以及测试、安装和认证工作。

youdao

The development of the midcourse missile defense system has been plagued by gaps in flight testing over the years due in part to breakdowns resulting from the sheer complexity of the system.

多年来，美国中途导弹防御系统的开发已经饱受缺乏飞行试验的困扰，部分原因是由于系统复杂性所产生的故障。

youdao

The Pentagon report also says the global economic crisis and the fall in the price of oil may affect the Iraqi government's ability to provide funding for defense and economic development.

VOA: standard.2009.03.31

The Secretary of State said she is working to integrate U.S.aid efforts more closely with diplomacy and defense operations abroad without politicizing aid programs saying the "3-D's" - development, diplomacy and defense must be mutually-reinforcing.

VOA: standard.2010.01.06

President Obama also mothballed or killed several other missile defense development programs.

FORBES: Move up http://i.forbesimg.com t Move down

During its tenure, the group has helped mediate conflicts between member countries, aided in disaster response, and fostered collaboration on collective defense and development projects.

FORBES: Can South America Become the New European Union?

With the widely perceived abeyance of the Soviet threat, nearly every Western democracy has chosen to slacken the pace with which it pursues defense research and development.

CENTERFORSECURITYPOLICY: COCOM��s Coming Moment Of Truth